Compare 66239 vs 66247

Property	66239	66247
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	66239¹	31¹ × 2137¹
Prime factorization	66239	31 × 2137
Divisors count	2	4
Divisors	1, 66239	1, 31, 2137, 66247
Number of properties	4	1
Chen primes	3028th
Isolated primes	4873rd
Primes	6610th
Safe primes	481st
Semiprimes		15824th
Roman numberals
Base 2	10000001010111111₂	10000001011000111₂
Base 3	10100212022₃	10100212121₃
Base 4	100022333₄	100023013₄
Base 5	4104424₅	4104442₅
Base 6	1230355₆	1230411₆
Base 7	364055₇	364066₇
Base 8	201277₈	201307₈
Base 9	110768₉	110777₉
Base 10	66239₁₀	66247₁₀
Base 11	45848₁₁	45855₁₁
Base 12	323bb₁₂	32407₁₂
Base 13	241c4₁₃	241cc₁₃
Base 14	1a1d5₁₄	1a1dd₁₄
Base 15	1495e₁₅	14967₁₅
Base 16	102bf₁₆	102c7₁₆